3 Pack H13 311 Auto Replacement Filter Compatible with Blueair Blue Pure 311 Auto Air Purifier,not fit for 411 Models

Additional Details from the Manufacturer

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More features

• 【COMPATIBLE MODELS】311 auto replacement fil-ters are compatible with Blueair Blue Pure 311 auto air puri-fier. (20.5 inches machine). NOTE: Not fit for 311 non-auto, not fit for 411 models
• 【3--IN-1 H13 HEPA FILTRATION SYSTEM】: Our filter replacement features a 3-stage filtration design, Including H13 HEPA Filter, and Carbon Filter, Pre-Filter.Filter captures 99.97% of airborne particles and particles as small as 0.3 microns. Activated Carbon Filter absorbs smoke, cooking fumes, and VOCs.Pre-filter can get rid of hair, pet dander, and lint.
• 【VALUE PACKAGS】:Package includes 3 x H13 HEPA Filter.For the best performance, replacing the filter every 6-8 months is recommended (depending on your usage and environment), and obtaining higher filtration performance for long-term use.
• 【GOOD PERFORMANCE】:With a 360-degree air inlet and up to 4 times the filter surface area, the activated carbon filter can be used for an average of 6 months, with long-lasting and efficient purification capabilities
• 【RELIABLE CUSTOMER SERVICE】: We’ve been committed to providing all customers with high-quality and cost-effective air purifier filters, and helping customers build a better living environment. If you have any questions about the MSA3 replacement filter, please feel free to contact us, and our after-sales team will provide each customer with satisfactory service.